Incoming Resources
- Spy, written by Richard Platt
- The secret world of spy agencies, Susan K. Mitchell
- Tales of real spies, Fergus Fleming ; edited by Lisa Miles and Judy Tatchell ; designed by Ruth Russell ; illustrated by Ian Jackson
- Spies, behind enemy lines, [Jim Pipe ; editor, Tim Cooke]
- In the enemy's house, the secret saga of the FBI agent and the code breaker who caught the Russian spies, Howard Blum
- Spies!, smart and secretive schemers, Elsie Olson
- The secret agent, and other spy kids, by Allan Zullo
- Ghosts of Honolulu, a Japanese spy, a Japanese American spy hunter, and the untold story of Pearl Harbor, Mark Harmon, Leon Carroll, Jr.
- Top secret, spies, codes, capers, gadgets, and classified cases revealed, Crispin Boyer & Suzanne Zimbler
- Wartime spies, Andrew Langley
- Spy gizmos and gadgets, Susan K. Mitchell
- Secret agents, Adrian Gilbert
- Spy tech--digital dangers, Susan K. Mitchell
- Classified, spies at work, Natalie Hyde
- How spies work, K.C. Kelley
- Spies in history, by Kate Walker & Elaine Argaet
- Spies, double agents, and traitors, Susan K. Mitchell
- Spy school, Adrian Gilbert